Triangular amakona anayi piramidi buku Chiwerengero

Piramidi ndi polyhedron anapanga polumikiza ndi polygonal m'munsi ndi mfundo, wotchedwa pamwamba. Aliyense m'mphepete m'munsi ndi mawonekedwe pamwamba kansalu, wotchedwa nkhope lateral. Ndi conic olimba ndi polygonal m'munsi. —

V	=	1	Sh
		3

h - Kutalika kwa piramidi
S - M'munsi m'dera

Wokhazikika piramidi ndi piramidi wokhazikika amene m'munsi ndi polygon wokhazikika.

V	=	na2h
		12 tg(	180°	)
			n

h - Kutalika kwa piramidi
a - M'munsi mbali
n - Chiwerengero cha mbali m'munsi pa

Wokhazikika triangular piramidi ndi piramidi ndi ufulu-angled kansalu pa maziko ake extruding kwa mfundo imodzi.

h - Kutalika kwa piramidi
a - M'munsi mbali

Wokhazikika amakona anayi piramidi ndi piramidi ndi maziko lalikulu ndi loyang'anizana ndi wofanana isosceles Triangles.

V	=	1			ha2
		3

h - Kutalika kwa piramidi
a - M'munsi mbali

Tetrahedron ndi polyhedron wapangidwa ndi nkhope zinayi triangular, zisanu mbali molunjika, ndi ngodya zinai vertex.


a - M'mphepete mwa tetrahedron ndi